Java Code Examples for java.awt.image.IndexColorModel#getAlphas()

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Example 1
Source File: PaletteBox.java    From healthcare-dicom-dicomweb-adapter with Apache License 2.0 5 votes vote down vote up 
/** Gets the LUT from the <code>IndexColorModel</code> as an two-dimensional
 *  byte array.
 */
private static byte[][] getLUT(IndexColorModel icm) {
    int[] comp = icm.getComponentSize();
    int size = icm.getMapSize();
    byte[][] lut = new byte[comp.length][size];
    icm.getReds(lut[0]);
    icm.getGreens(lut[1]);
    icm.getBlues(lut[2]);
    if (comp.length == 4)
        icm.getAlphas(lut[3]);
    return lut;
}